# Copyright (c) 2025 SenseTime. All Rights Reserved.
# Author: LazyLLM Team,  https://github.com/LazyAGI/LazyLLM
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
#     http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.

import flask_migrate


def init(app, db):
    """初始化数据库迁移扩展。

    使用 Flask-Migrate 初始化数据库迁移功能，提供数据库版本控制和迁移管理。

    Args:
        app: Flask 应用实例。
        db: SQLAlchemy 数据库实例。
    """
    flask_migrate.Migrate(app, db)
